<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>学生成绩管理系统</title>
  <link rel="stylesheet" href="/static/nav.css" rel="external nofollow" >
  <link rel="stylesheet" href="/static/table.css" rel="external nofollow" >
</head>
<body>
    <ul class="nav">
        <li><a href="{% url 'stuinfo' %} " rel="external nofollow" >首页</a></li>
        <li><a href="{% url 'add_stuinfo' %} " rel="external nofollow" >添加</a></li>
  </ul>
  <div style="padding:20px;margin-top:30px;background-color:#1abc9c;height:1500px;">
    {% block content %} {% endblock %}
  </div>
</body>
</html>